TMS Adult Tms Blue Flame Dirtbike ATV Motocross Helmet Mx Off-road (Small) Beautiful gloss UV protective finish, light weight durable composite shell heavily cushioned and comfortable interior, removable and washable padding DOT approved new in box with cloth bag well vented all purpose product for off-road riding. Size Small: 21 1/2" - 22", Hat Size: 6 7/8 - 7